Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.save.abstractclasses; import com.vaadin.ui.ComboBox; /** * * @author jetdario */ public abstract class AbstractComboBox extends ComboBox { public AbstractComboBox() { removeAllItems(); setWidth("100%"); setImmediate(true); } }